package java1999929;

public class text1 {
	public static void main(String args[]){
		double a = 0.08;	
		double h =0;
		int i=0;
		for(i=1;h<8848130;i++)
		{
			a=a*2;
			h=a+h;
		}
		System.out.println(i);
	}
}



